fixed docker config

2026-11-04 00:30:15 +08:00 · 2019-09-01 10:15:58 +08:00
parent c76e8ba0e4
commit 44187d9e3a
17 changed files with 535 additions and 49 deletions
--- a/docker/image/app.sh
+++ b/docker/image/app.sh
@@ -0,0 +1,146 @@
+#!/bin/bash
+set -e
+
+source /etc/profile
+export JAVA_HOME=/usr/java/latest
+export PATH=$JAVA_HOME/bin:$PATH
+touch /tmp/start.log
+chown admin: /tmp/start.log
+chown -R admin: /home/admin/canal-server
+host=`hostname -i`
+
+# waitterm
+#   wait TERM/INT signal.
+#   see: http://veithen.github.io/2014/11/16/sigterm-propagation.html
+waitterm() {
+        local PID
+        # any process to block
+        tail -f /dev/null &
+        PID="$!"
+        # setup trap, could do nothing, or just kill the blocker
+        trap "kill -TERM ${PID}" TERM INT
+        # wait for signal, ignore wait exit code
+        wait "${PID}" || true
+        # clear trap
+        trap - TERM INT
+        # wait blocker, ignore blocker exit code
+        wait "${PID}" 2>/dev/null || true
+}
+
+# waittermpid "${PIDFILE}".
+#   monitor process by pidfile && wait TERM/INT signal.
+#   if the process disappeared, return 1, means exit with ERROR.
+#   if TERM or INT signal received, return 0, means OK to exit.
+waittermpid() {
+        local PIDFILE PID do_run error
+        PIDFILE="${1?}"
+        do_run=true
+        error=0
+        trap "do_run=false" TERM INT
+        while "${do_run}" ; do
+                PID="$(cat "${PIDFILE}")"
+                if ! ps -p "${PID}" >/dev/null 2>&1 ; then
+                        do_run=false
+                        error=1
+                else
+                        sleep 1
+                fi
+        done
+        trap - TERM INT
+        return "${error}"
+}
+
+
+function checkStart() {
+    local name=$1
+    local cmd=$2
+    local timeout=$3
+    cost=5
+    while [ $timeout -gt 0 ]; do
+        ST=`eval $cmd`
+        if [ "$ST" == "0" ]; then
+            sleep 1
+            let timeout=timeout-1
+            let cost=cost+1
+        elif [ "$ST" == "" ]; then
+            sleep 1
+            let timeout=timeout-1
+            let cost=cost+1
+        else
+            break
+        fi
+    done
+    echo "start $name successful"
+}
+
+
+function start_canal() {
+    echo "start canal ..."
+    managerAddress=`perl -le 'print $ENV{"canal.admin.manager"}'`
+    if [ ! -z "$managerAddress" ] ; then
+        # canal_local.properties mode
+        adminPort=`perl -le 'print $ENV{"canal.admin.port"}'`
+        if [ -z "$adminPort" ] ; then
+            adminPort=11110
+        fi
+
+        su admin -c 'cd /home/admin/canal-server/bin/ && sh restart.sh local 1>>/tmp/start.log 2>&1'
+        sleep 5
+        #check start
+        checkStart "canal" "nc 127.0.0.1 $metricsPort -w 1 -z | wc -l" 30
+    else
+        metricsPort=`perl -le 'print $ENV{"canal.metrics.pull.port"}'`
+        if [ -z "$metricsPort" ] ; then
+            metricsPort=11112
+        fi
+
+        destination=`perl -le 'print $ENV{"canal.destinations"}'`
+        if [[ "$destination" =~ ',' ]]; then
+            echo "multi destination:$destination is not support"
+            exit 1;
+        else
+            if [ "$destination" != "" ] && [ "$destination" != "example" ] ; then
+                if [ -d /home/admin/canal-server/conf/example ]; then
+                    mv /home/admin/canal-server/conf/example /home/admin/canal-server/conf/$destination
+                fi
+            fi 
+        fi
+
+        su admin -c 'cd /home/admin/canal-server/bin/ && sh restart.sh 1>>/tmp/start.log 2>&1'
+        sleep 5
+        #check start
+        checkStart "canal" "nc 127.0.0.1 $metricsPort -w 1 -z | wc -l" 30
+    fi  
+}
+
+function stop_canal() {
+    echo "stop canal"
+    su admin -c 'cd /home/admin/canal-server/bin/ && sh stop.sh 1>>/tmp/start.log 2>&1'
+    echo "stop canal successful ..."
+}
+
+function start_exporter() {
+    su admin -c 'cd /home/admin/node_exporter && ./node_exporter 1>>/tmp/start.log 2>&1 &'
+}
+
+function stop_exporter() {
+    su admin -c 'killall node_exporter'
+}
+
+echo "==> START ..."
+
+start_exporter
+start_canal
+
+echo "==> START SUCCESSFUL ..."
+
+tail -f /dev/null &
+# wait TERM signal
+waitterm
+
+echo "==> STOP"
+
+stop_canal
+start_exporter
+
+echo "==> STOP SUCCESSFUL ..."